Ultraviolet Absorbent UV-329(UV-5411)

Brief Description
CAS No.: 3147-75-9 Other Names: Ultraviolet Absorbent Place of Origin: China (Mainland)
Grade Standard: Industrial Grade Purity: 98% Appearance: White Powder
Brand Name: ELT Model Number: UV-326 UV: Ultraviolet Absorbent
Delivery Terms & Packaging
Packaging Detail:25 kg and 50 kg; it can also be packed according to customers' requirements.
Delivery Detail:as per order size
Specifications
Ultraviolet Absorbent UV-329(UV-5411)

Ultraviolet Absorbent UV-329(UV-5411)
cas no. 3147-75-9
2-(2'- Hydroxy -5'-tert-octylphenyl)Benzotriazole
uv 5411
uv 329

Ultraviolet Absorbent UV-329(UV-5411) 

Chemical Name: 2-(2'- Hydroxy -5'-tert-octylphenyl)Benzotriazole

Chemical Formula: C20H25N3O

CAS NO.: 3147-75-9

Structural Formula:

Main Indexes: Appearance :White Powder

Content:           ≥99%

Melting Point :101-106°C

Ash:                   <0.1%

Light Transmittance :     440nm>97%    500nm>98%

Characteristics and Use:

This product is an excellent high-efficiency, aging-preventing agent, capable of absorbing the ultraviolet radiation of 270-340 nanometers, widely applied to PE,PVC,PP,PS,PC,polypropylene fiber, ABS resin, epoxy resin, resin fiber and ethylene -vinyl acetate etc. It can be applied to plastic containers and food packing boxes as packaging materials, provide them good light-stabilizing effect. Dosage:0.1-0.5% for thin products and 0.05-0.2% for thick products.

Storing and Packing:

This product is nontoxic , fire-resistive, explosive-resistive, and well stable in storing. It is packed in cardboard drum lined with plastic bags with the net capacities of 25 kg and 50 kg; it can also be packed according to customers' requirements